Finding the Fourth Proportional to 8,080,747.57, 11,151,669.09 and 4,409,901.28
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Solution
The fourth proportional to 8,080,747.57, 11,151,669.09 and 4,409,901.28 is: 6,085,793.35
Step by Step Solution
- Step 1: Write the proportion equation
8,080,747.57 : 11,151,669.09 = 4,409,901.28 : x - Step 2: Convert to fraction form
8,080,747.57/11,151,669.09 = 4,409,901.28/x - Step 3: Cross multiply
8,080,747.57x = 11,151,669.09 × 4,409,901.28 - Step 4: Simplify right side
8,080,747.57x = 49,177,759,794,127.44 - Step 5: Solve for x
x = 49,177,759,794,127.44/8,080,747.57 - Step 6: Final answer
x = 6,085,793.35
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.